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News tagged with diversity

Ocean microbe communities changing, but long-term environmental impact is unclear

As oceans warm due to climate change, water layers will mix less and affect the microbes and plankton that pump carbon out of the atmosphere – but researchers say it's still unclear whether these processes ...

Space & Earth / Earth Sciences

created Feb 09, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Hunting could hurt genetic diversity of sandhill cranes, research suggests

(PhysOrg.com) -- As Wisconsin lawmakers debate whether to establish a hunting season for sandhill cranes, they may want to consider more than just the sheer number of birds, suggests a University of Wisconsin-Madison ...

Biology / Ecology

created Feb 09, 2012 | popularity 5 / 5 (1) | comments 0

Not the black sheep of domestic animals

Mapping the ancestry of sheep over the past 11,000 years has revealed that our woolly friends are stars among domestic animals, boasting vast genetic diversity and substantial prospects for continued breeding to further boost ...

Biology / Plants & Animals

created Feb 07, 2012 | popularity 3 / 5 (1) | comments 0

Invasive alien predator causes rapid declines of European ladybirds

A new study provides compelling evidence that the arrival of the invasive non-native harlequin ladybird to mainland Europe and subsequent spread has led to a rapid decline in historically-widespread species ...

Biology / Ecology

created Feb 07, 2012 | popularity 5 / 5 (1) | comments 0

A novel hypothesis for beetle diversification -- Loss of flight promotes beetle diversification

Professor Teiji Sota, Department of Zoology at Kyoto University, and his group demonstrated that loss of flight has been the major driving force for beetle diversification. This finding has been published ...

Biology / Ecology

created Feb 03, 2012 | popularity not rated yet | comments 0

Biodiversity enhances ecosystems global drylands: researchers

An international team of researchers including Dr. Bertrand Boeken of the Jacob Blaustein Institutes for Desert Research at Ben-Gurion University of the Negev suggest in a new study that plant biodiversity preservation is ...

Space & Earth / Environment

created Jan 30, 2012 | popularity 5 / 5 (1) | comments 0

Genetics of Arctic plants under serious threat from climate change, study says

A new EU study by a team of Austrian, French and Norwegian researchers has found that rising temperatures as a result of climate change will have differing genetic consequences within single Arctic plant species. ...

Biology / Ecology

created Jan 30, 2012 | popularity 5 / 5 (2) | comments 0

Stress-induced genomic instability facilitates rapid cellular adaption in yeast

Cells trying to keep pace with constantly changing environmental conditions need to strike a fine balance between maintaining their genomic integrity and allowing enough genetic flexibility to adapt to inhospitable conditions. ...

Biology / Cell & Microbiology

created Jan 29, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Great Barrier Reef hopes on ice in Aussie Outback

The arid plains fringing Australia's desert centre are more suited to camels than blooms of coral but here, hundreds of miles from the coast, a piece of the Great Barrier Reef has been put on ice.

Space & Earth / Environment

created Jan 25, 2012 | popularity 5 / 5 (2) | comments 0

Advantages of living in the dark: The multiple evolution events of 'blind' cavefish

The blind Mexican cavefish (Astyanax mexicanus) have not only lost their sight but have adapted to perpetual darkness by also losing their pigment (albinism) and having altered sleep patterns. New research publis ...

Biology / Evolution

created Jan 22, 2012 | popularity 4.8 / 5 (11) | comments 41 | with audio podcast

Could Siberian volcanism have caused the Earth's largest extinction event?

Around 250 million years ago, at the end of the Permian geologic period, there was a mass extinction so severe that it remains the most traumatic known species die-off in Earth's history. Although the cause ...

Space & Earth / Earth Sciences

created Jan 09, 2012 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Trees influence epiphyte and invertebrate communities

Studies in temperate regions have demonstrated that genetic differences between individual trees affect the ecological communities and ecosystem processes associated with them. Now scientists at Manchester ...

Biology / Ecology

created Jan 05, 2012 | popularity 5 / 5 (1) | comments 0

How can Lyme disease be prevented and controlled?

Lyme disease is the most commonly reported vector-borne disease in the United States, with the majority of cases occurring in the Northeast. It has been three decades since the agent of the disease, the spirochete Borrelia bu ...

Medicine & Health / Diseases

created Jan 04, 2012 | popularity 3.7 / 5 (3) | comments 1

Climate change models may underestimate extinctions

Predictions of the loss of animal and plant diversity around the world are common under models of future climate change. But a new study shows that because these climate models don't account for species competition ...

Biology / Ecology

created Jan 04, 2012 | popularity 4.8 / 5 (8) | comments 6 | with audio podcast

Over 65 million years North American mammal evolution has tracked with climate change

Climate changes profoundly influenced the rise and fall of six distinct, successive waves of mammal species diversity in North America over the last 65 million years, shows a novel statistical analysis led ...

Biology / Evolution

created Dec 26, 2011 | popularity 4 / 5 (17) | comments 16 | with audio podcast